{"action":"Upgrade wolfssl to 5.5.4-2+deb12u3 or later.","affected":[{"fixed":"5.5.4-2+deb12u3","introduced":"0"}],"component":"wolfssl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.5.4-2+deb12u3"],"id":"tcs_01M5NTPCDMREVEZY096X27VJRK","modified_at":"2026-10-01T03:03:48.292200055Z","published_at":"2026-06-25T21:16:28.400Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-6731","https://security-tracker.debian.org/tracker/CVE-2026-6731"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-6731","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-6731"}],"summary":"X.509 name constraint bypass via the Subject Common Name when treated as a DNS-type name. A certificate whose Subject CN violates an issuing CA's DNS name constraints could be accepted."}